.rt-formula-editor-container {
  font-size: 15px;
}

.rt-formula-item-can {
  padding: 6px;
  user-select: none;
  border: dashed 1px transparent;
}

.rt-formula-item-can.symbol-can {
  display: flex;
  flex-wrap: wrap;
  align-content: space-between;
}

.rt-formula-item-can.current {
  border: dashed 1px #1e90ff;
}

.rt-formula-item-can>p,
.rt-formula-item-can>div {
  flex-basis: 100%;
}

.rt-formula-item-can>p {
  text-align: center;
  font-weight: bold;
  margin: 0;
  margin-top: 4px;
}

.rt-formula-item-can i {
  cursor: pointer;
}

.rt-formula-item-can .icon-can {
  margin-top: 10px;
}

/* ------------------ fixed element-ui ------------------ */
.rt-formula-editor-container .el-button.extra-symbol-btn+.el-button.extra-symbol-btn {
  margin-left: 0;
}

.extra-symbol-btn {
  margin-right: 10px;
  margin-bottom: 10px;
}